CN111390395A - System equipment for laser engraving vehicle identification codes based on manipulator - Google Patents
System equipment for laser engraving vehicle identification codes based on manipulator Download PDFInfo
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- CN111390395A CN111390395A CN202010330481.8A CN202010330481A CN111390395A CN 111390395 A CN111390395 A CN 111390395A CN 202010330481 A CN202010330481 A CN 202010330481A CN 111390395 A CN111390395 A CN 111390395A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
- B23K26/127—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an enclosure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/007—Marks, e.g. trade marks
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Abstract
The invention discloses a system device for laser marking and carving vehicle identification codes based on a manipulator, which comprises a main control system and an integrated subsystem, wherein the integrated subsystem comprises a manipulator operating system, a laser marking and carving system, a laser protection device, a visual control system, a laser measuring system, a vehicle body transplanting system, a video monitoring and recording system, a server, a manufacturing execution system and a comprehensive information management control system, the main control system and the integrated subsystem are mutually connected and communicated through an industrial Ethernet, and the main control system is responsible for system control and data processing of the whole system, signal and data exchange among the integrated subsystems and action time sequence and work flow among the integrated subsystems. The invention belongs to the technical field of intelligent manufacturing, and particularly provides a system device for laser marking of vehicle identification codes based on a manipulator, which improves the attractiveness of the marked vehicle identification codes (VIN), is more convenient to print, and is convenient for tracing, inquiring and checking the marked vehicle identification codes (VIN) through intelligent visual identification.
Description
Technical Field
The invention belongs to the technical field of intelligent manufacturing, and particularly relates to a system device for laser engraving of vehicle identification codes based on a manipulator.
Background
The Vehicle Identification code (hereinafter referred to as VIN) is the Identification Number of the Vehicle, and is determined according to the national Vehicle management standard, and the Vehicle Identification code includes information of the manufacturer, the year, the model, the type and the code of the Vehicle, the engine code, the assembly place and the like of the Vehicle.
China updated and published national standard road Vehicle Identification Number (VIN) (GB 16735) in 2019 at 14 th 10 th month, and the method starts to be executed at 1 st 2020. The standard specifies the content and the composition of the vehicle identification code, and also provides the marking requirement and the marking change requirement of the vehicle identification code.
Currently, Vehicle Identification Numbers (VIN) of most automotive enterprises are accomplished by scribing equipment. These vehicle identification code (VIN) scribing devices are all contact type marking systems, and may cause vehicle body scratches in a scribing area during the operation scribing process, and the scribing result is manually checked, which may cause the vehicle with abnormal vehicle identification code (VIN) to leave factory due to human checking error. In addition, the marking device cannot well meet the requirement of the national standard (GB 16735-. Based on the problems, the system equipment for laser engraving of the vehicle identification code based on the manipulator improves the automation and the intelligence of the system.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides system equipment for laser engraving of vehicle identification codes based on a manipulator, which improves the attractiveness of engraving vehicle identification codes (VIN), is more convenient for rubbing, and is convenient for tracing, inquiring and checking the engraved vehicle identification codes (VIN) through intelligent visual identification.
The technical scheme includes that the system equipment based on the manipulator laser marking vehicle identification code comprises a main control system and an integrated subsystem, the integrated subsystem comprises a manipulator operation system, a laser marking system, a laser protection device, a peculiar smell removing and dust collecting device, a vision control system, a laser measuring system, a vehicle body transplanting system, a video monitoring and recording system, a server, a manufacturing execution system and a comprehensive information management control system, the main control system and the integrated subsystem are connected and communicated with each other through an industrial Ethernet, the main control system is used for carrying out system control and data processing on the whole system, the main control system is used for carrying out signal and data exchange between the integrated subsystems, the main control system is used for coordinating action time sequence and work flow between the integrated subsystems, the main control system selects one or a combined control system of a control system taking a P L C as the main control equipment or a control system taking an industrial personal computer as the main control equipment, the main control system comprises a safety control loop system, the integrated subsystem comprises a safety loop system, the safety loop system comprises a safety loop, the safety loop is closely connected with the main control system of the main control system, the safety loop is connected with a manipulator laser marking system, the main control system, the safety loop is used for obtaining the laser marking information of the laser marking system, the laser marking system and the manipulator, the manipulator is connected with the manipulator, the manipulator control system is arranged on the safety loop control system, the manipulator control system is connected with the manipulator control system, the manipulator control system is connected with the manipulator control system.
Further, the laser controller and the master control system perform signal interaction and data exchange through a communication network, the signal interaction comprises input signals and output signals, the input signals comprise a start signal, an end signal, a stop signal and the like for controlling the engraving, the output signals comprise a system preparation signal, a signal in the engraving process, an engraving completion signal, an engraving fault signal and the like, the data exchange is used for sending engraving data and related instruction codes to the master control system, and the laser controller replies data and state information according to the instruction; the laser system of carving a mark is responsible for applying the laser to beat and carve vehicle identification code (VIN) on the automobile body of carving, the laser instrument is used for producing and output laser, the collimater is used for passing out the laser that diverges through optic fibre with the laser instrument and turns into parallelly, the field lens is used for focusing on the laser beam, lets laser energy focus on a point so that be controlled, thereby can obtain better and beat and carve the degree of depth and carve the effect, the field lens of different models has different work focal lengths, the mirror system that shakes is used for controlling the laser beam and moves at plane or space, thereby can carve out different characters and figure etc. the laser controller is responsible for the laser and beats the overall control of carving the system, specifically includes: whether the laser of the laser can be output or not is controlled, the frequency, the pulse width duty ratio, the power, the wavelength, the switching time parameter and the like of the laser output by the laser are controlled, and meanwhile, the working mode of a galvanometer system, the moving speed of a laser spot beam, the moving track of the laser beam and the like are controlled.
Further, the laser protection device is used for laser marking safety protection to prevent laser leakage, and the method for realizing the laser marking safety protection technical effect by the laser protection device comprises the following two forms, specifically: I. the laser safety protection is carried out on a sealed room, equipment contained in a laser engraving system is placed in the sealed room, an automobile body to be engraved enters and exits the sealed room through a quick rolling door, observation windows for preventing laser glass are additionally arranged on the periphery of the sealed room and used for monitoring and observing the interior of the sealed room, a safety door for maintenance personnel to enter and exit is also designed, and the quick rolling door and the safety door are subjected to safety interlocking and control operation through a main control system; II, laser is beaten and is carved head and install laser protector all around additional, laser protector chooses for use in laser protection soft board or the fire prevention cloth, and laser protector is used for safety protection, prevents that the spark from splashing when laser is beaten and is carved.
Further, the manipulator control system and the master control system perform signal interaction and data exchange through a communication network, the master control system receives the arrival position signal and data of the manipulator main body, controls other subsystems to perform corresponding work processes, receives the work process completion signals and related data of other subsystems, processes the related data of other subsystems, forwards the processed data to the manipulator control system, and controls the manipulator main body to further move or act, and the steps are repeated until the laser engraving of the vehicle identification code (VIN) is completed; the manipulator control system adopts one of a manual control manipulator, an assisted control manipulator or an industrial robot, and comprises the following components: I. the manual control manipulator: an operator manually operates the multi-axis linkage mobile module platform, the mobile module platform can move along all directions of XYZ in a rectangular coordinate system and can respectively rotate around XYZ axes, and the movement or rotation of six degrees of freedom can be realized, so that the qualified vehicle identification code (VIN) can be laser engraved by multi-dimensional movement and rotation; II, operating the power-assisted manipulator, also called a balance booster or a manual transfer machine, so that different vehicle body parts can be subjected to laser engraving of vehicle identification codes (VIN); and III, carrying out unmanned full-automatic control by the industrial robot.
Further, the vision control system comprises a vision camera and vision control software, the vision camera can select five groups of vision cameras, three groups of vision cameras or two groups of vision cameras, and the distribution positions of the vision cameras are specifically as follows: I. the vision cameras are provided with five groups, one group of vision cameras are arranged at the tail end of the mechanical arm and close to the laser engraving head, and four groups of vision cameras are arranged at four corners of the vehicle body; II, three groups of vision cameras are arranged, one group of vision cameras are arranged at the tail end of the mechanical arm and close to the laser engraving head, and two groups of vision cameras are arranged at opposite angles of the vehicle body; and III, the vision cameras are arranged in two groups, and the vision cameras are arranged at the tail end of the mechanical arm and are close to the laser engraving head. The vision control system realizes vision positioning, vision measurement, vehicle identification code (VIN) character identification, vehicle model vision identification, error prevention and vision verification through a vision camera and vision control software, is used for positioning and measuring position deviation values of different vehicle bodies entering laser engraved vehicle identification code (VIN) positions and sending the position deviation data to a main control system, the main control system processes the position deviation data according to the position deviation data and sends the processed position deviation data to a manipulator control system, the manipulator main body performs compensatory displacement according to the position deviation data so as to ensure that the positions of each vehicle body engraved vehicle identification code (VIN) are the same, the vision camera arranged on the manipulator arm performs character identification verification on the engraved vehicle identification code (VIN) after laser engraving, and the vision cameras arranged at close-distance positions at four corners of the vehicle body are used for identifying the vehicle model, the vehicle identification code (VIN) and the vision verification, Error-proofing detection and primary positioning measurement of the vehicle body.
Further, laser measurement system utilizes the controllable principle of laser to carry out accurate position and distance measurement, laser measurement system locates on the robotic arm and is close to the laser and beats head and vision camera, laser measurement system includes laser survey sensor and laser survey controller, laser survey sensor installs at the robotic arm end, laser survey sensor measures the laser and beats the position of carving to lead to feedback to laser survey controller, laser survey controller beats the laser and carves accurate position and distance measurement feedback to the major control system.
Further, the vehicle body transplanting system is responsible for moving the vehicle body to a Vehicle Identification Number (VIN) marking position, and the vehicle body transplanting system can realize actions in various forms, and specifically comprises the following steps: placing the Vehicle body on the upper side of an AGV (Automated Guided Vehicle), and completing the whole conveying process of arriving at or leaving the carving position of a Vehicle identification code (VIN) through the movement of the AGV; II, a rolling bed skid conveying system, wherein a vehicle body is placed on a skid, and the skid is moved through the rotation of a rolling bed, so that the whole conveying process of the vehicle body reaching or leaving the vehicle identification code (VIN) marking position is completed; and III, a Flexible Drive conveying System (FDS) for driving the carrying trolley (hanger) by using a friction wheel to continuously run the carrying trolley and placing the vehicle body on the carrying trolley so as to finish the whole conveying process of the vehicle body to or from the vehicle identification code (VIN) marking position.
Further, the video monitoring recording system comprises a plurality of groups of monitoring cameras, the monitoring cameras are installed at the tail end of the mechanical arm at a plurality of angles and are close to the laser engraving head, the video monitoring recording system records the whole laser engraving vehicle identification code (VIN) process by utilizing the monitoring cameras installed at a plurality of different angles, the later-stage tracing inquiry is facilitated, in order to improve the effective utilization rate of video files, the video recording files are optimized and compressed to reduce the storage capacity occupied by the video recording files, the video recording time is also optimized, and the recording time is as follows: the vehicle body preparation for marking is started when the vehicle body reaches a position for marking a vehicle identification code (VIN), and the vehicle body preparation for leaving the position for marking is finished.
Further, the server is responsible for processing relevant process, equipment and quality data of relevant laser engraving vehicle identification codes (VIN), storing pictures, videos and log documents of engraving the vehicle identification codes (VIN) and various record documents of visual identification of the vehicle identification codes (VIN), wherein the documents can be inquired by persons with authority in enterprises in intranet, namely local login for short, part of the documents and the pictures can also be set as remote inquiry, namely remote login for short, so that inquiry, check and comparison are performed when a vehicle management department puts the license plate, and the vehicle management department calls, identifies and compares the vehicle identification codes (VIN) when the vehicle management department finds that the vehicle identification codes (VIN) are suspected to be tampered.
Furthermore, the peculiar smell removing and dust collecting device is responsible for monitoring and cleaning the environment in the laser engraving process and is used for removing, cleaning and filtering smoke, dust, peculiar smell and the like generated in the laser engraving process.
By adopting the structure, the system equipment for laser engraving of the vehicle identification codes based on the manipulator has the function of re-engraving the vehicle identification codes (VIN), can meet the requirement that the vehicle identification codes (VIN) can be changed and engraved again proposed by the national standard road vehicle identification code (VIN) (GB16735-2019), and has the following specific beneficial effects:
(1) the economic cost is low, the operation is stable: since the laser generator has at least 10 years of service life, the laser generator can operate without failure as long as the commercial power is supplied during the service life, and the vehicle identification code (VIN) is engraved by adopting laser, so that not only is no extra material consumed, but also the laser generator can stably operate without failure;
(2) the carving effect is good, the appearance is attractive, and the surface is not easy to corrode: the laser and the galvanometer for controlling the movement track of the laser beam are controlled by adopting various intelligent control methods, so that the engraving depth meets the national standard requirement, the engraving effect is attractive, and in the laser engraving process, an original laser control process technology is adopted and the high-temperature treatment effect of laser etching is combined to form a special protective layer for preventing the engraving surface of the vehicle identification code (VIN) from being corroded;
(3) surface damage is avoided: the non-contact laser engraving process technology is adopted to replace the traditional contact type scribing technology, so that the scratching of the engraving surface is avoided;
(4) the qualification rate is high, the quality is good: the original verification tracing technology and the visual error prevention and verification technologies are adopted in the laser marking preparation work and the laser marking process, and the vehicle identification code (VIN) is prevented from being marked by errors or abnormal marking.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of the system for laser marking vehicle identification codes based on a manipulator according to the present invention.
The system comprises a main control system 1, a laser engraving system 2, a laser engraving head 3, a laser engraving head 4, a laser controller 5, a laser 6, a manipulator control system 7, a manipulator main body 8, a manipulator arm 9, a vision camera 10, a vision control system 11, a laser measuring sensor 12, a laser measuring controller 13, a remote login 14, a server 15, a local login 16, a peculiar smell removing and dust collecting device 17, a video monitoring and recording system 18, a vehicle body transplanting system 19, a manufacturing execution system 20 and a comprehensive information management and control system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in figure 1, the system equipment based on the manipulator laser marking vehicle identification code comprises a main control system 1 and an integrated subsystem, wherein the integrated subsystem comprises a manipulator operation system, a laser marking system 2, a laser protection device, a peculiar smell removing and dust collecting device 16, a vision control system 10, a laser measuring system, a vehicle body transplanting system 18, a video monitoring and recording system 17, a server 14, a manufacturing execution system 19 and a comprehensive information management control system 20, the main control system 1 and the integrated subsystem are connected and communicated with each other through an industrial Ethernet, the main control system 1 is used for system control and data processing of the whole system, the main control system 1 is used for signal and data exchange between the integrated subsystems, the main control system 1 is used for arranging and coordinating action time sequence and work flow between the integrated subsystems, the main control system 1 selects one or a combined control system of a control system taking P L C as the main control equipment or a control system taking an industrial personal computer as the main control equipment, the main control system 1 comprises a safety control loop system, the integrated subsystem comprises a safety control loop system, the safety loop system comprises a safety control loop, the safety control system 358, the safety control loop is arranged on the main control system, the main control system of the integrated subsystem, the safety control system is connected with a laser marking system, the manipulator operation system is arranged on the industrial computer, the industrial computer is used for acquiring the safety control system, the laser marking system, the safety control system, the manipulator, the safety control system, the manipulator operation system is arranged on the manipulator operation system, the manipulator operation system is connected with the manipulator operation system, the manipulator operation system is connected with the manipulator system, the manipulator operation system, the manipulator operation system is connected with the manipulator system, the manipulator operation.
The laser controller 4 and the master control system 1 perform signal interaction and data exchange through a communication network, the signal interaction comprises input signals and output signals, the input signals comprise a start signal, an end signal, a stop signal and the like for controlling the engraving, the output signals comprise a system preparation signal, a signal in the engraving process, an engraving completion signal, an engraving fault signal and the like, the data exchange is used for sending engraving data and related instruction codes to the master control system 1, and the laser controller 4 replies data and state information according to the instruction; laser is beaten and is carved system 2 and is responsible for applying the laser and beat and carve vehicle identification code (VIN) of carving on the automobile body, laser instrument 5 is used for producing and output laser, the collimater is used for transmitting laser that diverges 5 laser through optic fibre and turns into parallelly, the field lens is used for focusing on the laser beam, let laser energy focus to a point so that be controlled, thereby can obtain better beat and carve the degree of depth and beat and carve the effect, the field lens of different models has different work focal length, the mirror system that shakes is used for controlling the laser beam and moves at plane or space, thereby can beat different characters and figure etc. laser controller 4 is responsible for the laser and beats the overall control who carves system 2, specifically include: controlling whether the laser of the laser 5 can be output, controlling the frequency, pulse width duty ratio, power, wavelength, switching time parameters and the like of the laser output by the laser 5, and simultaneously controlling the working mode of the galvanometer system, the moving speed of the laser spot beam, the moving track of the laser beam and the like.
The laser protection device is used for laser marking safety protection to prevent laser leakage, and the method for realizing the laser marking safety protection technical effect comprises the following two forms: I. carrying out laser safety protection on a sealed room, placing equipment contained in a laser engraving system 2 in the sealed room, enabling an automobile body to be engraved to enter and exit the sealed room through a quick rolling door, additionally arranging observation windows for preventing laser glass around the sealed room for monitoring and observing the interior, and designing a safety door for maintenance personnel to enter and exit, wherein the quick rolling door and the safety door are subjected to safety interlocking and control operation by a main control system 1; II, laser is beaten and is carved head 3 and install laser protector all around additional, and laser protector chooses for use in laser protection soft board or the fire prevention cloth, and laser protector is used for safety protection, and the spark splashes when preventing that laser from beating to carve.
The manipulator control system 6 and the main control system 1 carry out signal interaction and data exchange through a communication network, the main control system 1 receives the arrival position signal and data of the manipulator main body 7, controls other subsystems to carry out corresponding work flows, receives the work flow completion signals and related data of other subsystems, processes the related data of other subsystems, forwards the processed data to the manipulator control system 6, and controls the manipulator main body 7 to further move or act, and the steps are repeated until the laser engraving of a vehicle identification code (VIN) is completed; the manipulator control system 6 adopts one of a manual control manipulator, an assisted control manipulator or an industrial robot, and comprises the following specific steps: I. the manual control manipulator: an operator manually operates the multi-axis linkage mobile module platform, the mobile module platform can move along all directions of XYZ in a rectangular coordinate system and can respectively rotate around XYZ axes, and the movement or rotation of six degrees of freedom can be realized, so that the qualified vehicle identification code (VIN) can be laser engraved by multi-dimensional movement and rotation; II, operating the power-assisted manipulator, also called a balance booster or a manual transfer machine, so that different vehicle body parts can be subjected to laser engraving of vehicle identification codes (VIN); and III, carrying out unmanned full-automatic control by the industrial robot.
The vision control system 10 includes a vision camera 9 and vision control software, the vision camera 9 can be selected from five groups of vision cameras 9, three groups of vision cameras 9 or two groups of vision cameras 9, the distribution positions of the vision cameras 9 are specifically: I. the vision cameras 9 are provided with five groups, one group of vision cameras 9 is arranged at the tail end of the mechanical arm 8 and is close to the laser engraving head 3, and the four groups of vision cameras 9 are arranged at the four corners of the vehicle body; II, three groups of vision cameras 9 are arranged, wherein one group of vision cameras 9 is arranged at the tail end of the mechanical arm 8 and is close to the laser engraving head 3, and two groups of vision cameras 9 are arranged at opposite angles of the vehicle body; III, two groups of vision cameras 9 are arranged, wherein the two groups of vision cameras 9 are arranged at the tail end of the mechanical arm 8 and are close to the laser engraving head 3; the vision control system 10 realizes vision positioning, vision measurement, vehicle identification code (VIN) character identification, vehicle model vision identification, error prevention and vision verification through a vision camera 9 and vision control software, is used for positioning and measuring position deviation values of different vehicle bodies entering laser engraved vehicle identification code (VIN) positions, and sends position deviation data to the main control system 1, the main control system 1 processes according to the position deviation data and sends the processed position deviation data to the manipulator control system 6, the manipulator main body 7 performs compensatory displacement according to the position deviation data so as to ensure that the positions of each vehicle body engraved vehicle identification code (VIN) are the same, after laser engraving, the vision camera 9 mounted on the manipulator arm 8 performs character identification verification on the engraved vehicle identification codes (VIN), and the vision cameras 9 mounted at close-range positions at four corners of the vehicle bodies are used for identifying vehicle models, vehicle models and vehicle models, Error-proofing detection and primary positioning measurement of the vehicle body.
The laser measurement system utilizes the controllable principle of laser to carry out accurate position and distance measurement, the laser measurement system is located on manipulator arm 8 and is close to laser and beats first 3 and vision camera 9 of carving, the laser measurement system includes laser survey sensor 11 and laser measurement controller 12, laser survey sensor 11 is installed at manipulator arm 8 end, laser survey sensor 11 measures the laser and beats the position of carving, and lead to feedback to laser survey controller 12, laser survey controller 12 beats the accurate position of carving with the laser and measures feedback to major control system 1 with the distance.
The vehicle body transplanting system 18 is responsible for moving the vehicle body to a Vehicle Identification Number (VIN) marking position, and the vehicle body transplanting system 18 can realize actions in various forms, specifically as follows: placing the Vehicle body on the upper side of an AGV (Automated Guided Vehicle), and completing the whole conveying process of arriving at or leaving the carving position of a Vehicle identification code (VIN) through the movement of the AGV; II, a rolling bed skid conveying system, wherein a vehicle body is placed on a skid, and the skid is moved through the rotation of a rolling bed, so that the whole conveying process of the vehicle body reaching or leaving the vehicle identification code (VIN) marking position is completed; and III, a Flexible Drive conveying System (FDS) for driving the carrying trolley (hanger) by using a friction wheel to continuously run the carrying trolley and placing the vehicle body on the carrying trolley so as to finish the whole conveying process of the vehicle body to or from the vehicle identification code (VIN) marking position.
Video monitoring recording system 17 includes multiunit surveillance camera machine, surveillance camera machine uses a plurality of angles to install in 8 terminal and be close to the laser of manipulator arm and beat and carve head 3, video monitoring recording system 17 utilizes the whole laser of surveillance camera machine record installation at a plurality of different angles to beat and carve vehicle identification code (VIN) process, the inquiry is traceed back in the later stage of being convenient for, in order to improve the effective utilization ratio of video file, optimize the storage capacity that the compression took in order to reduce the video recording file to several record files of video, also optimize video recording time, the record time does: the vehicle body preparation for marking is started when the vehicle body reaches a position for marking a vehicle identification code (VIN), and the vehicle body preparation for leaving the position for marking is finished.
The server 14 is responsible for processing relevant process, equipment and quality data of relevant laser engraving vehicle identification codes (VIN), storing pictures, videos and log documents of engraving vehicle identification codes (VIN), and various record documents of visual identification of vehicle identification codes (VIN), wherein the documents can be inquired by authorized personnel in an enterprise intranet, namely local login 15 for short, part of the documents and the pictures can also be set as remote inquiry, namely remote login 13 for short, so that inquiry, check and comparison are performed when a vehicle management department puts the license plate, and the vehicle management department calls for identification and comparison when the vehicle identification codes (VIN) are found to be suspected to be tampered later.
The odor-removing dust-absorbing device 16 is responsible for monitoring and cleaning the environment during the laser engraving process.
In practical applications, based on design considerations of different functional requirements, the subsystems in the integrated subsystem described above may be combined in various ways to implement different systems and apparatuses for laser scribing VIN. In other words, the equipment system for laser scribing VIN according to the present invention does not necessarily include all of the above subsystems, and may be implemented by a combination of some of the above subsystems.
The system equipment for laser engraving of the vehicle identification number based on the manipulator has the function of re-engraving the VIN, and can meet the requirements that the VIN can be changed and re-engraved when being proposed by the national standard road Vehicle Identification Number (VIN) (GB16735 and 2019).
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The system equipment based on the manipulator laser marking vehicle identification code is characterized by comprising a main control system and an integrated subsystem, wherein the integrated subsystem comprises a manipulator operation system, a laser marking system, a laser protection device, a peculiar smell removing and dust collecting device, a vision control system, a laser measurement system, a vehicle body transplanting system, a video monitoring and recording system, a server, a manufacturing execution system and a comprehensive information management control system, the main control system and the integrated subsystem are mutually connected and communicated through an industrial Ethernet, the main control system is used for carrying out system control and data processing on the whole system, the main control system is used for carrying out signal and data exchange between the integrated subsystems, the main control system is used for arranging and coordinating action time sequence and work flow between the integrated subsystems, the main control system selects a control system taking P L C as main control equipment or a control system taking an industrial personal computer as one or a combination control system of the control system taking the industrial personal computer as the main control equipment, the main control system comprises a safety control loop system, the safety loop system comprises a safety loop, a safety loop selected from the safety loop L C as a core, a safety loop is tightly connected with the main control system, a manipulator, a laser marking system and a laser marking system, a manipulator, a laser marking system is arranged on the manipulator, the manipulator control system is connected with the laser marking system, the laser marking system is arranged on the laser marking system, the manipulator, the laser marking system is arranged on the laser marking system, the manipulator, the laser marking system, the manipulator, the laser marking system is connected with the manipulator, the laser marking system is connected with the laser marking system, the manipulator.
2. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the laser controller and the master control system perform signal interaction and data exchange through a communication network, the signal interaction comprises input signals and output signals, the input signals comprise a start signal, an end signal and a stop signal for controlling the engraving, the output signals comprise a system preparation signal, a signal in the engraving process, an engraving completion signal and an engraving fault signal, the data exchange sends engraving data and related instruction codes to the master control system, and the laser controller replies data and state information according to the instruction; the laser marking system is used for marking vehicle identification codes on the vehicle body by applying a laser marking technology.
3. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the laser protection device is used for laser engraving to prevent laser leakage and is used for laser engraving safety protection, and the method for realizing the laser engraving safety protection technical effect of the laser protection device comprises the following two forms: I. the laser safety protection is carried out on a sealed room, equipment contained in a laser engraving system is placed in the sealed room, an automobile body to be engraved enters and exits the sealed room through a quick rolling door, observation windows for preventing laser glass are additionally arranged on the periphery of the sealed room and used for monitoring and observing the interior of the sealed room, a safety door for maintenance personnel to enter and exit is also designed, and the quick rolling door and the safety door are subjected to safety interlocking and control operation through a main control system; II, laser is beaten and is carved head and install laser protector all around additional, laser protector chooses for use in laser protection soft board or the fire prevention cloth, and laser protector is used for safety protection, prevents that the spark from splashing when laser is beaten and is carved.
4. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the manipulator control system and the master control system perform signal interaction and data exchange through a communication network, the master control system receives the arrival position signals and data of the manipulator main body, controls other subsystems to perform corresponding work flows, receives the completion signals and related data of the work flows of the other subsystems, processes the related data of the other subsystems, forwards the processed related data to the manipulator control system, and controls the manipulator main body to further move or act; the manipulator control system adopts one of a manual control manipulator, an assisted control manipulator or an industrial robot.
5. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the vision control system comprises a vision camera and vision control software, wherein the vision camera selects five groups of vision cameras, three groups of vision cameras or two groups of vision cameras, and the distribution positions of the vision cameras are as follows: I. the vision cameras are provided with five groups, one group of vision cameras are arranged at the tail end of the mechanical arm and close to the laser engraving head, and four groups of vision cameras are arranged at four corners of the vehicle body; II, three groups of vision cameras are arranged, one group of vision cameras are arranged at the tail end of the mechanical arm and close to the laser engraving head, and two groups of vision cameras are arranged at opposite angles of the vehicle body; the two groups of vision cameras are arranged at the tail end of the mechanical arm and are close to the laser engraving head; the vision control system realizes vision positioning, vision measurement, vehicle identification code character identification, vehicle model vision identification, error prevention and vision verification through a vision camera and vision control software.
6. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the laser measurement system utilizes the controllable principle of laser to carry out accurate position and distance measurement, the laser measurement system is located on manipulator arm and is close to the laser and beat and carve head and vision camera, the laser measurement system includes laser survey sensor and laser measurement controller, the laser survey sensor is installed at manipulator arm end, the laser survey sensor is measured the laser and is beaten the position of carving to lead to the feedback to the laser survey controller, the laser survey controller beats laser and carves accurate position and distance measurement feedback to major control system.
7. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the vehicle body transplanting system is responsible for moving the vehicle body to a vehicle identification code marking position.
8. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the video monitoring and recording system comprises a plurality of groups of monitoring cameras, and the monitoring cameras are arranged at the tail ends of the mechanical arms and are close to the laser engraving heads.
9. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the server is responsible for processing the process, equipment and quality data of the laser engraved vehicle identification code, storing the engraved picture, video and log document of the vehicle identification code and various record documents of the vehicle identification code visual identification.
10. The robot-based laser marking vehicle identification code system apparatus of claim 1, wherein: the peculiar smell removing and dust collecting device is responsible for monitoring and cleaning the environment in the laser engraving process.
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| CN114654090A (en) * | 2022-04-20 | 2022-06-24 | 广州明珞装备股份有限公司 | Laser welding tracing method, system, device, workstation and production line |
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